Scripts & Tools Vendor: x00sec

Password-spray throttling bypass tool exploiting a spoofable per-IP rate limiter

The app throttles failed logins per source IP, but reads that IP straight from an X-Forwarded-For header the client fully controls. Rotating a fresh fake value per request turns a 5-attempt lockout into unlimited attempts.

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The app throttles failed logins per source IP, but reads that IP straight from an X-Forwarded-For header the client fully controls. Rotating a fresh fake value...…

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  • spray_header_bypass.py 1.9 KB

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Listing Details

Author
x00sec
Published
2026-09-13
Target / OS
Login endpoint that rate-limits by client IP taken from X-Forwarded-For
Category
Scripts & Tools
Payout Method
No preference

Price

0.0170 BTC

≈ $1,105.00

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